Diameter: DIA137.4mm (5.41 in.)
Depth: 121mm (4.72 in.)
Open Hole:DIA.114mm(4.49 in)
Beam Angle: 30°/ 60°
Available Colors: Pure White (5500-7000K) and warm white (2700-3500K)
3W EPISTART:  180-210LM/LED 
3W EDISON:  120-180LM/LED
3W CREE: 110-150LM/LED
Power Consumption: 27W (9*3W)
Input Voltage: AC 90-130V/AC 200-240V
UV or IR radiation: None
Lifespan: 50,000+ hours

Compared to traditional fluorescent lamps, it's high conversion efficiency, low-power consumption, low heat, and energy-saving of 60%-80%, it is drived by constant current, improved light source's lifespan, enhanced the stability. Adopting high purity aluminum alloy housing and professional heat sink technology help heat sink very fast. It is green product, no strobe, no radiation and friendly to eyes and body, the variable designs are available according to your installation environment. It is widely used in commercial square, villa, airport, construction, metro, hospitals, hotels, department stores, restaurants, etc.

This product is made up of Nine 3watt high power LED

EPISTAR: Made in TAIWAN and encapsulated in CHINA. Brightness degradation: 7 %-10% after 1000 hours

EDISON: Made in TAIWAN, original imported. Brightness degradation: 5 %-8% after 1000 hours

CREE: Made in U.S.A, original imported. Brightness degradation: 3 %-5% after 1000 hours

JX LED Driver: Medium quality LED Diver. Fault rate: 0.3%-0.7%

LF LED Driver: High quality LED Diver.  Fault rate:  0.1%-0.3%

Datasheet of each version LEDs:

EPISTAR-3W-Warm-White.pdf
EPISTAR-3W-Pure-White.pdf
EDISON-3W-Warm-White.pdf
EDISON-3W-Pure-White.pdf
CREE-3W-Warm-White.pdf
CREE-3W-Pure-White.pdf